Setup file for Laravel's Elixir asset pipeline, includes scss compilation, image copying, jsx transpilation and concatenation of library assets

gulpfile.js

process.env.DISABLE_NOTIFIER = true;
var elixir = require('laravel-elixir');
require('laravel-elixir-livereload');

 elixir(function(mix) {
  mix
    .sass('app.scss',
      elixir.config.publicPath + '/' +  elixir.config.css.outputFolder,
      {includePaths : require('node-neat').includePaths})
    .styles([
      // '../../../bower_components/something/dist/something.css',
      ],'./public/css/lib.css')
    .scripts([
        '../../../bower_components/jquery/dist/jquery.min.js',
        'app.js'
      ], './public/js/app.js')
    .copy(elixir.config.assetsPath + '/images', 'public/images')
    .browserify('/react/app.jsx', './public/js/react.js')
    .livereload();
 });